Talk:C4H4O2

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Addition to this article[edit]

This structure also may refer to propargylic acid 102.46.224.122 (talk) 19:36, 1 December 2022 (UTC)[reply]

propargylic acid is C3H2O2 Lemonaka (talk) 17:41, 29 January 2023 (UTC)[reply]
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